Troubleshooting —continued – Onkyo TX SR507 User Manual
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• Check the “2-2. Sp Config (Speaker Configuration)”
• On the TX-SR507, while Powered Zone 2 is being
used, nothing is output by these speakers (page 81).
The surround back speakers produce no sound
• Depending on the current listening mode, no sound 
may be produced by the surround back speakers. Try 
another listening mode (page 59).
• Not much sound may be produced by the surround
back speakers with some sources.
• Check the “2-2. Sp Config (Speaker Configuration)”
• On the TX-SR507, while Powered Zone 2 is being
used, playback in the main room is reduced to 2.1-
channels and the center, surround speakers produce no 
sound (page 80).
• On the TX-SR577, while Powered Zone 2 is being
used, playback in the main room is reduced to 5.1-
channels and the surround back speakers produce no 
sound (page 80).
The subwoofer produces no sound
• If the source material contains no audio in the LFE 
channel, the subwoofer produces no sound.
• Check the “2-2. Sp Config (Speaker Configuration)”
The Zone 2 speakers produce no sound 
• The Zone 2 speakers only output sources that are 
connected to an analog input. Check to see if the 
source component is connected to an analog input.
• On the TX-SR577, “Powered Zone 2” cannot be used
if “Sp Type” is set to “Bi-Amp” (page 40).
There’s no sound with a certain signal format
• Check the digital audio output setting on the source 
component. On some game consoles, such as those 
that can play DVDs, the default setting is off.
• With some DVD-Video discs, you need to select an
audio format from a menu or with the [AUDIO] button 
on your DVD player’s remote controller.
Can’t get 6.1- or 7.1-channel playback
• On the TX-SR507, while Powered Zone 2 is being 
used, playback in the main room is reduced to 2.1-
channels and the center, surround speakers produce no 
sound (page 80).
• On the TX-SR577, while Powered Zone 2 is being
used, playback in the main room is reduced to 5.1-
channels and the surround back speakers produce no 
sound (page 80).
Can’t select the Pure Audio listening mode
• The Pure Audio listening mode cannot be selected 
while Zone 2 is on.
• The Pure Audio listening mode is not available on the
North American / Taiwan models.
The volume cannot be set to 79
• Check to see if a maximum volume has been set 
• If the volume level of each individual speaker has been
adjusted to high positive values (page 69), then the 
maximum master volume possible may be reduced. 
Note that the individual speaker volume levels are set 
automatically after the Audyssey 2EQ™ Room Cor-
rection and Speaker Setup function has been com-
pleted (page 37).
• After the Audyssey 2EQ™ Room Correction and
Speaker Setup function has been run, or the volume 
level of each individual speaker has been adjusted 
(pages 37 and 69), the maximum volume may be 
reduced.
• When the levels of each speaker have been adjusted
(page 69), the maximum possible volume may be 
reduced.
Noise can be heard
• Using cable ties to bundle audio cables with power 
cords, speaker cables, and so on can degrade audio 
performance, so don’t use them.
• An audio cable may be picking up interference. Try
repositioning your cables.
The Late Night function doesn’t work
• Make sure that the source is Dolby Digital (page 78).
About DTS signals
• When playing DTS program material, using the pause, 
fast forward, or fast reverse function on your player may 
produce a short audible noise. This is not a malfunction.
• When DTS program material ends and the DTS
bitstream stops, the AV receiver remains in DTS 
listening mode and the DTS indicator remains on. This 
is to prevent noise when you use the pause, fast 
forward, or fast reverse function on your player. If you 
switch your player from DTS to PCM, as the AV 
receiver does not switch formats immediately, you may 
not hear anything, in which case you should stop your 
player for about 3 seconds, and then resume playback.
• With some CD players, you won’t be able to playback
DTS material properly even though your player is 
connected to a digital input on the AV receiver. This is 
usually because the DTS bitstream has been processed 
(e.g., output level, sampling rate, or frequency 
response changed) and the AV receiver doesn’t 
recognize it as a genuine DTS signal. In such cases, 
you may hear noise.
The beginning of audio received by an HDMI IN 
can’t be heard
• Since it takes longer to identify the format of an 
HDMI signal than it does for other digital audio 
signals, sound may not be output immediately.
There’s no picture
• Make sure that all video connecting plugs are pushed 
in all the way (page 22).
• Make sure that each video component is properly
connected.
• On your TV, make sure that the video input to which
the AV receiver is connected is selected.
• While the Pure Audio listening mode is selected, the
video circuitry is turned off and only the HDMI OUT 
outputs video signals.
Video